Bump Verify.Xunit from 28.3.2 to 28.6.1

Bumps [Verify.Xunit](https://github.com/VerifyTests/Verify) from 28.3.2 to 28.6.1.
- [Release notes](https://github.com/VerifyTests/Verify/releases)
- [Commits](VerifyTests/Verify@28.3.2...28.6.1)

---
updated-dependencies:
- dependency-name: Verify.Xunit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

tests/Chisel.Tests/Chisel.Tests.csproj

@@ -14,7 +14,7 @@
     <PackageReference Include="NuGet.ProjectModel" Version="6.11.1" />
     <PackageReference Include="PublicApiGenerator" Version="11.1.0" />
     <PackageReference Include="System.Text.Json" Version="9.0.0" />
-    <PackageReference Include="Verify.Xunit" Version="28.3.2" />
+    <PackageReference Include="Verify.Xunit" Version="28.6.1" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="Xunit.Combinatorial" Version="1.6.24" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" PrivateAssets="all" />